Fixed build issue due to old dependency
Fixed build issue due to old dependency

mweststrate/MOBservable,mobxjs/mobx,mobxjs/mobx,andykog/mobx,andykog/mobx,mweststrate/MOBservable,andykog/mobservable,andykog/mobservable,mweststrate/MOBservable,mobxjs/mobx,mobxjs/mobx